@misc{9758,
  author = {E. Somers and S. Thomas and L. Smeeth and A. Hall},
  title = {Are individuals with an autoimmune disease at higher risk of a second autoimmune disorder?},
  year = {2009},
  journal = {Am J Epidemiol},
  volume = {169},
  number = {6},
  pages = {749-55},
  issn = {0002-9262},
  doi = {10.1093/aje/kwn408},
}